MLA

Saarinen, Eero, 1910-1961. Clippings. Box 601, folder 1608. 1961-1966, undated. https://collections.library.yale.edu/catalog/10021550.

APA, 6th edition

Saarinen, Eero, 1910-1961. (["Box 601, folder 1608"])(1961-1966, undated)[Clippings]. https://collections.library.yale.edu/catalog/10021550.